As a professional manufacturer of materials used for sign making, digital printing and construction, Shanghai Sound New Materials Co., Ltd. have been growing up very fast these years. With quite consistent quality, high level service, most competitive price, we are winning more customers ...

OSIGN is an professional Group whom are working in AD materials indusry. Over 10 years manufacture experience, We can supply customers not only good products with best price on value, but also the serivce or solution add-value. know how to supporting each their business, we give a whole for our ...